Cook County DUI Arrests, By the Numbers:

Data from the Secretary of State revealed that the number of DUI arrests in Cook County dropped over a three-year period. It lowered from 10,390 in 2012 to 10,264 in 2013 and then to 9,719 in 2014. How does Cook County rank among other counties? In 2014, Cook County had the most arrests for DUI, though the number had dropped significantly over two years.